Tomoski Seki

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Ichihara, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for preparing diene polymer rubbers
- Patent number 4,957,976
- Issue date Sep 18, 1990
- Sumitomo Chemical Company Limited
- Hiroyoshi Takao
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...